// Copyright 2025 OPPO.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use crate::state::WorkerInfo;
use indexmap::IndexMap;

#[derive(Debug, Clone)]
pub struct WorkerNodeTree {
    pub(crate) workers: IndexMap<u32, WorkerInfo>,
}

impl WorkerNodeTree {
    pub fn new() -> Self {
        Self {
            workers: IndexMap::new(),
        }
    }

    pub fn add(&mut self, worker: WorkerInfo) {
        self.workers.insert(worker.worker_id(), worker);
    }

    pub fn remove(&mut self, id: u32) -> Option<WorkerInfo> {
        self.workers.swap_remove(&id)
    }

    pub fn workers(&self) -> &IndexMap<u32, WorkerInfo> {
        &self.workers
    }

    pub fn get(&self, id: u32) -> Option<&WorkerInfo> {
        self.workers.get(&id)
    }
}

impl Default for WorkerNodeTree {
    fn default() -> Self {
        Self::new()
    }
}
